SLAUGHTER "B"

Oil · District 08 · Lease #22691

Operator: ROFF OPERATING COMPANY, LLC

Cum Oil

10k BBL

Cum Gas

36k MCF

casinghead

Wells

2

Production

1993-01 — 1998-02

Peak Month

1993-05

Production History

Cum Oil: 9,662 BBL Cum Gas: 35,708 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,000 BBL/mo

Di (annual)

208.2%

b-factor

0.1

EUR

6,405 BBL

R-squared

0.857

type

hyperbolic

Operator History (from monthly production reports)

2001-12 — 2006-05 ROFF OPERATING COMPANY, LLC 54 mo
1999-12 — 2001-11 MJM OIL & GAS, INC. 24 mo
1993-01 — 1999-11 ESPERANZA ENERGY CORP. 83 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2AROFF OPERATING COMPANY LLC19,5001987-09-23
242-317-30811ROFF OPERATING COMPANY LLC------